
Lemma
What they do:
Production Monitoring for AI agents
Quick facts:
HQ: San Francisco, CA, United States
This list has 825 startups and was last updated on Oct 15, 2026. 205 of them are hiring right now. Biggest hubs: San Francisco (587), New York (68), and London (19). Largest teams: Zerocater, Human Archive, and Perit.AI. Latest round: Beyond Reach Labs raised $10M (Oct 6, 2026).

What they do:
Production Monitoring for AI agents
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HQ: San Francisco, CA, United States

What they do:
AI FDE Engine that runs your engineering workflows
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HQ: San Francisco, CA, United States

What they do:
A proactive desktop copilot. Clippy, but actually good.
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HQ: San Francisco, CA, United States

What they do:
Intelligent media storage for creative teams.
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HQ: New York, NY, United States

What they do:
Build an API to interact with any website.
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HQ: San Francisco, CA, United States

What they do:
Real-time semantic search for Conversational AI
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HQ: San Francisco, CA, United States

What they do:
TikTok for Sports Trading
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HQ: San Francisco, CA, United States

What they do:
AI healthcare concierge for employees
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HQ: New York, NY, United States

What they do:
AI language buddy in the games kids love
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HQ: San Francisco, CA, United States

What they do:
Applied Lab focused on Search in Latent Spaces.
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What they do:
Robots with soul
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HQ: San Francisco, CA, United States

What they do:
Payment infrastructure for AI agents
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HQ: San Francisco, CA, United States

What they do:
AI support done right
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HQ: San Francisco, CA, United States

What they do:
Expert STEM reasoning data for frontier AI labs.
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HQ: San Francisco, CA, United States

What they do:
Expressive conversational AI
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HQ: San Francisco, CA, United States

What they do:
AI Agents for Platform Engineering
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HQ: San Francisco, CA, United States

What they do:
The first Agentic platform for Oncology
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HQ: San Francisco, CA, United States

What they do:
Building the best venue for private markets exposure.
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HQ: Los Angeles, CA, United States

What they do:
Your Personal AI for everyday work. Lives in your texts.
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HQ: New York, NY, United States

What they do:
Transforming manufacturing with our next-gen Vision Foundation Model
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HQ: Atlanta, GA, United States

What they do:
AI employees for finance, starting with accounts receivable.
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HQ: San Francisco, CA, United States

What they do:
General Purpose Robots
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HQ: San Francisco, CA, United States

What they do:
AI health coach in your pocket
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HQ: New York, NY, United States

What they do:
The Marketplace for Complex Hobbies
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HQ: San Francisco, CA, United States

What they do:
Excel AI analyst for Power Users
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What they do:
AI agents that recover lost revenue through real conversations.
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HQ: Mexico City, Mexico

What they do:
AI native real-estate appraisal firm
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HQ: San Francisco, CA, United States

What they do:
The AI Reservation Team for Hotel Groups
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HQ: Germany

What they do:
Make your product AI native by tomorrow.
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HQ: San Francisco, CA, United States

What they do:
Simulate your customers with AI agents
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HQ: Boston, MA, United States

What they do:
The AI copilot for in-person conversations.
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HQ: San Francisco, CA, United States

What they do:
AI that creates and runs ads, end-end
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HQ: San Francisco, CA, United States

What they do:
Your Company Brain
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HQ: San Francisco, CA, United States